
Voltage level and rated current
Short-circuit and insulation level
Electrical Equipment Topics
Final configuration is confirmed from approved datasheets, single-line diagrams, cabinet arrangement drawings and project standards before production.
Transformer capacity or cabinet quantity
Product overview
For outdoor or site-side equipment, clarify IP protection, corrosion environment, ventilation, foundation, cable entry and maintenance access during the RFQ stage.
Download documents

Inside a KYN Switchgear Line‑Up: Incoming, Outgoing, Protection and Metering, Panel by Panel
Open the door of a medium‑voltage switchgear room and the first thing you notice is repetition. Row after row of steel cubicles, each roughly the same width, each with a small control panel on the front and a mimic diagram telling you what the cubicle does. Repetition looks boring. It is not. That row is […]

Buy Switchgear and Substations Factory‑Direct: How the JSGK Model Actually Works
When a procurement team sends an inquiry for switchgear, a box‑type substation or a prefabricated electrical cabin, two things usually happen in parallel. The buyer asks for a price and a delivery date. The supplier quietly works out how many layers sit between the drawing and the steel. At JSGK, we try to keep that […]










